Query: perf
OS: osf1
Section: 1
Format: Original Unix Latex Style Formatted with HTML and a Horizontal Scroll Bar
PERF(1) General Commands Manual PERF(1) NAME
perf - performance analysis tools for Linux SYNOPSIS
perf [--version] [--help] COMMAND [ARGS] DESCRIPTION
Performance counters for Linux are are a new kernel-based subsystem that provide a framework for all things performance analysis. It cov- ers hardware level (CPU/PMU, Performance Monitoring Unit) features and software features (software counters, tracepoints) as well. Each version of the perf tools may depend on new kernel features, so you must install a different version for each kernel version. The perf command will automatically run the correct version for the running kernel version. SEE ALSO
perf_version(1) 4 July 2010 PERF(1)